These wings on this bird is an example of a vestigial structure because they are not useful to a flightless bird.

A niche is the position or function of an organism in a community of plants and animals. These trees give oxygen to the animals that are surrounding it.

This worm is an example of a hermaphrodite. A hermaphrodite has both male and female reproductive organs.

This bottle of wine is an example of fermentation. Fermentation is when the original grapes turn into ethyl alcohol.

This picture of my daddy and my eye is an example of dominate vs recessive phenotype. My daddy's brown eyes would be the dominate gene.